!!!!!!@media screen针对不同移动设备-响应式设计

@media screen针对不同移动设备-响应式设计

1. /* iPhone 4 ----------- */
2. @media
3. only screen and (-webkit-min-device-pixel-ratio : 1.5),
4. only screen and (min-device-pixel-ratio : 1.5) {
5. /* Styles */
6. }
7. /* iPads (portrait) ----------- */
8. @media only screen
9. and (min-device-width : 768px)
10. and (max-device-width : 1024px)
11. and (orientation : portrait) {
12. /* Styles */
13. }

1. /* Smartphones (portrait and landscape) ----------- */
2. @media only screen
3. and (min-device-width : 320px)
4. and (max-device-width : 480px) {
5. /* Styles */
6. }
7. /* Smartphones (landscape) ----------- */
8. @media only screen
9. and (min-width : 321px) {
10. /* Styles */
11. }
12. /* Smartphones (portrait) ----------- */
13. @media only screen
14. and (max-width : 320px) {
15. /* Styles */
16. }
17. /* iPads (portrait and landscape) ----------- */
18. @media only screen
19. and (min-device-width : 768px)
20. and (max-device-width : 1024px) {
21. /* Styles */
22. }
23. /* iPads (landscape) ----------- */
24. @media only screen
25. and (min-device-width : 768px)
26. and (max-device-width : 1024px)
27. and (orientation : landscape) {
28. /* Styles */
29. }
30. /* iPads (portrait) ----------- */
31. @media only screen
32. and (min-device-width : 768px)
33. and (max-device-width : 1024px)
34. and (orientation : portrait) {
35. /* Styles */
36. }
37. /* Desktops and laptops ----------- */
38. @media only screen
39. and (min-width : 1224px) {
40. /* Styles */
41. }
42. /* Large screens ----------- */
43. @media only screen
44. and (min-width : 1824px) {
45. /* Styles */
46. }
47. /* iPhone 4 ----------- */
48. @media
49. only screen and (-webkit-min-device-pixel-ratio : 1.5),
50. only screen and (min-device-pixel-ratio : 1.5) {
51. /* Styles */
52. }